primary-backup复制
primary backup replication
SQLSEVER复制-订阅模型
SQL copy-subscription model
sybase复制服务器
sybase replication server
unix-to-unix复制程序
unix-to-unix copy program
半保留复制模型
semiconservative replication mode
帮助腺病毒复制的颗粒
particle aiding the replication of adenovirus